3 Cheese & Onion Mature Cheddar, Red Leicester and medium fat hard cheeses with onions in mayonnaise. 200g e Ingredients Mayonnaise (47%) (water, rapeseed oil, cornflour, pasteurised egg yolk, spirit vinegar, sugar, salt, lemon juice from concentrate), Mature Cheddar cheese (milk) (20%), White onion, Red Leicester cheese (10%) (cheese (milk), colour (annatto norbixin)), Medium fat hard cheese (milk) (9%), Water, Spring onion, Sugar. ALLERGY ADVICE For allergens, see ingredients in bold.